Lunesta* Lunesta is a sedative, also called a hypnotic. It affects chemicals in your brain that may become unbalanced and cause sleep problems (insomnia). Lunesta is used to treat insomnia. This medication causes relaxation to help you fall asleep and stay asleep. Lunesta may also be used for purposes other than...Side EffectsPregnancy / BreastfeedingDrug InteractionsDosageSupport Group Q & AUser ReviewsLunesta Prescribing InformationProfessional Monograph (FDA)Generic Name: eszopiclone Dosage Form: tablet, coated Indications and Usage for Lunesta Lunesta® (eszopiclone) is indicated for the treatment of insomnia. In controlled outpatient and sleep laboratory studies, Lunesta administered at bedtime decreased sleep latency and improved sleep maintenance....Lunesta results from the Pill Identifier